/*
 * Copyright 2016 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

package com.plat.net.code;

import java.util.Collection;
import java.util.Collections;
import java.util.Set;

/**
 *
 */
abstract class AbstractCapabilitiesBuilder<B extends AbstractCapabilitiesBuilder> {
	final Set<CapabilityFlags> capabilities = CapabilityFlags.getImplicitCapabilities();

	public B addCapabilities(CapabilityFlags... capabilities) {
		Collections.addAll(this.capabilities, capabilities);
		return (B) this;
	}

	public B addCapabilities(Collection<CapabilityFlags> capabilities) {
		this.capabilities.addAll(capabilities);
		return (B) this;
	}

	public boolean hasCapability(CapabilityFlags capability) {
		return capabilities.contains(capability);
	}

}
